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What is molten copper?
Molten copper is copper in liquid form, obtained by heating solid copper to its melting point of 1,984°F (1,085°C). It is a bright orange-red color and is commonly used in industries such as electronics, construction, and metalworking due to its excellent conductivity and malleability.
Calculate the energy released when a 28.9 gram piece of copper is cooled from its melting point of 1083 àC to 25.0 àC The specific heat of copper is 385 Jg àC?
To calculate the energy released when the copper cools from 1083°C to 25°C, you need to use the formula: Q = mcΔT, where Q is the energy released, m is the mass of the copper, c is the specific heat capacity of copper, and ΔT is the change in temperature. First, find the change in temperature: ΔT = 1083°C - 25°C = 1058°C. Now plug in these values into the formula: Q = 28.9g * 385 J/g°C * 1058°C. Calculate the energy released in Joules.
What is the Density of air at 0 C?
At standard pressure (100 kPa), dry air at 0 °C has a density of 1.2754 kg/m3 or 1.2754 g/L. Changing the composition, pressure, temperature or humidity changes the density.
How much thermal energy is needed to rise the temperature of 1 kg of copper by 1 c?
The specific heat capacity of copper is approximately 0.385 J/g°C. Therefore, to raise the temperature of 1 kg (1000 g) of copper by 1°C, you would need 385 J of thermal energy.
How much heat is lost when 640 g piece of copper cools from 375 celsius to 26 celsius?
The amount of heat lost can be calculated using the formula: Q = mcΔT, where Q is the heat lost, m is the mass of copper (640 g), c is the specific heat capacity of copper (0.385 J/g°C), and ΔT is the change in temperature (375°C - 26°C = 349°C). Plugging these values into the formula, we get: Q = (640 g)(0.385 J/g°C)(349°C) = 85,328 J. Therefore, 85,328 J of heat is lost when the copper cools from 375°C to 26°C.
What is the silicate mineral with the lowest melting temperature?
All the silicates are molten at about 1200°C and all are solid when cooled to about 600°C.
How hot is a volcanoes lava?
Molten lava near the surface can reach 1200 deg. C, or 2200 deg. F.
What is molten copper?
Molten copper is copper in liquid form, obtained by heating solid copper to its melting point of 1,984°F (1,085°C). It is a bright orange-red color and is commonly used in industries such as electronics, construction, and metalworking due to its excellent conductivity and malleability.
What temperature does copper become red hot?
copper's melting point is 1,083°C and its boiling point is 2,595°C just for fun A coin is usually, made of copper or a copper alloy. But the question was what temperature does it burn at - I'd like to know too - when copper is molten it's surface emits a blue flame, which is presumably burning copper, this happens as soon as it melts.
Why(I need to put this to ask a question) Copper shot has a mass of 55.0 grams occupying 6.14 mL at 25 C. These variables create copper's _____ as 8.96 g/mL.?
The density of copper is 8.96 g/mL when a 55.0 gram copper shot occupies a volume of 6.14 mL at 25°C.
What is the melting point of peridot?
The melting point of peridot, which is a type of the mineral olivine, is approximately 1900 degrees Celsius. At this temperature, peridot will turn into molten lava.
How hot is 1200 C in Fahrenheit?
To convert Celsius to Fahrenheit, you can use the formula: (°C × 9/5) + 32 = °F. So, to convert 1200°C to Fahrenheit, you would do (1200 × 9/5) + 32 = 2192°F. Therefore, 1200°C is equivalent to 2192°F in the Fahrenheit scale.
How many grams of copper could be heated from 20 oC to 75 oC if 1200 calories are applied to it?
The mass of copper is 240 g.Use the following formula:q = m x c x DeltaT,where:q is energy, m is mass, c is specific heat capacity, and DeltaT is the change in temperature.DeltaT = Tfinal-TinititalKnownq = 1200 calcCu = 0.0923 cal/g.oCTinitial = 20oCTfinal = 75oCDeltaT = 75oC - 20oC = 55oCUnknownmass of copperSolutionRearrange the equation q = m x c x DeltaT to isolate m. Plug in the known values and solve.m = q/(c x DeltaT)m = 1200/(0.0923 x 55) = 240 g (rounded to two significant figures)
What is the current carrying capacity of a 50mm x 50mm and of 10mm hole is made and cast iron molten metal is poured?
Assumed as a single copper busbar and not considering the length: @ 30°C = 1403 Amps. @ 35°C = 1355 Amps. @ 40°C = 1306 Amps. @ 45°C = 1255 Amps.
Calculate copper losses at 75c?
Copper Loss at 75 C = Copper Loss at Ambient Temperature C * (310/(235+Ambient Temperature C))
What is the Specific heat capacity of molten aluminum at 740 degree C?
1.086 J/Deg C/g (pure Aluminium) - this does not change up to 2400 Deg C
How hot is 800 degrees celsius?
The temperature 800°C (which is the same as 1472°F) is much hotter than the temperature of molten lead or zinc, but not hot enough to melt copper, gold, or silver. The red part of a candle flame is about 800°C, while the blue part is hotter (1400°C).
